{"ScriptPreparationCode":null,"TestCases":[{"Name":"for and push","Code":"const arr = [1,2,3,4,5,6,7,8,9,10]\r\nconst res = [];\r\narr.forEach((el)=\u003E res.push(el\u002B1));","IsDeferred":false},{"Name":"map and unshift","Code":"const arr = [1,2,3,4,5,6,7,8,9,10]\r\nlet res = [];\r\nres = arr.map((el)=\u003E el\u002B1);\r\nres.unshift(0);","IsDeferred":false}]}